Cosworth Rod Bearing Set: Mazda MZR (2.3L) STD - Tri Metal
Application: MZR Engine
Vehicle: MAZDASPEED 3, MAZDASPEED 6 and CX-7

Engine bearings are one of the most vital components within an engine and are often overlooked when considering high performance upgrades. Performance engineered, multi-layer bearings generate less heat than normal bearings by reducing friction. Cosworth Race bearing sets feature a unique combination of design, metallurgy and engineering to deliver what drivers expect from high performance Tri-Metal engine bearings.

Engineered with the following features:

• High strength overlay plate with reduced thickness for better oil control and less friction

• Hardened steel backing on all connecting rod bearings

• Increased crush and elimination of flash plating

• 3/4 grooving on Main Bearings providing optimum oil supply

• Tight consistent wall tolerances

• Oversize chamfers where applicable

• Tested to over 1000 horsepower!